Home / 41,047,431.72-56,641,598.10-27,789,639.96

Finding the Fourth Proportional to 41,047,431.72, 56,641,598.10 and 27,789,639.96

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Solution

The fourth proportional to 41,047,431.72, 56,641,598.10 and 27,789,639.96 is: 38,347,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,047,431.72 : 56,641,598.10 = 27,789,639.96 : x
  2. Step 2: Convert to fraction form
    41,047,431.72/56,641,598.10 = 27,789,639.96/x
  3. Step 3: Cross multiply
    41,047,431.72x = 56,641,598.10 × 27,789,639.96
  4. Step 4: Simplify right side
    41,047,431.72x = 1,574,049,617,958,020.25
  5. Step 5: Solve for x
    x = 1,574,049,617,958,020.25/41,047,431.72
  6. Step 6: Final answer
    x = 38,347,091.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.